From 1698732cffab2f625c16a1d8d1227497a0965d43 Mon Sep 17 00:00:00 2001
From: redmatrix <git@macgirvin.com>
Date: Mon, 18 Apr 2016 01:35:09 -0700
Subject: convert all the _well_known service controllers which are a bit
 touchy when it comes to the router

---
 Zotlabs/Module/Hostxrd.php    |  24 ++++++++
 Zotlabs/Module/Well_known.php |  69 +++++++++++++++++++++
 Zotlabs/Module/Wfinger.php    | 140 ++++++++++++++++++++++++++++++++++++++++++
 Zotlabs/Module/Zfinger.php    |  18 ++++++
 4 files changed, 251 insertions(+)
 create mode 100644 Zotlabs/Module/Hostxrd.php
 create mode 100644 Zotlabs/Module/Well_known.php
 create mode 100644 Zotlabs/Module/Wfinger.php
 create mode 100644 Zotlabs/Module/Zfinger.php

(limited to 'Zotlabs/Module')

diff --git a/Zotlabs/Module/Hostxrd.php b/Zotlabs/Module/Hostxrd.php
new file mode 100644
index 000000000..1aae8da9e
--- /dev/null
+++ b/Zotlabs/Module/Hostxrd.php
@@ -0,0 +1,24 @@
+<?php
+namespace Zotlabs\Module;
+
+
+class Hostxrd extends \Zotlabs\Web\Controller {
+
+	function init() {
+		header('Access-Control-Allow-Origin: *');
+		header("Content-type: application/xrd+xml");
+		logger('hostxrd',LOGGER_DEBUG);
+	
+		$tpl = get_markup_template('xrd_host.tpl');
+		$x = replace_macros(get_markup_template('xrd_host.tpl'), array(
+			'$zhost' => \App::get_hostname(),
+			'$zroot' => z_root()
+		));
+		$arr = array('xrd' => $x);
+		call_hooks('hostxrd',$arr);
+	
+		echo $arr['xrd'];
+		killme();
+	}
+	
+}
diff --git a/Zotlabs/Module/Well_known.php b/Zotlabs/Module/Well_known.php
new file mode 100644
index 000000000..b57666bff
--- /dev/null
+++ b/Zotlabs/Module/Well_known.php
@@ -0,0 +1,69 @@
+<?php
+namespace Zotlabs\Module;
+
+
+class Well_known extends \Zotlabs\Web\Controller {
+
+	function init(){
+	
+		if(argc() > 1) {
+	
+			$arr = array('server' => $_SERVER, 'request' => $_REQUEST);
+			call_hooks('well_known', $arr);
+	
+	
+			if(! check_siteallowed($_SERVER['REMOTE_ADDR'])) {
+				logger('well_known: site not allowed. ' . $_SERVER['REMOTE_ADDR']);
+				killme();
+			}
+	
+			// from php.net re: REMOTE_HOST:
+			//     Note: Your web server must be configured to create this variable. For example in Apache 
+			// you'll need HostnameLookups On inside httpd.conf for it to exist. See also gethostbyaddr(). 
+	
+			if(get_config('system','siteallowed_remote_host') && (! check_siteallowed($_SERVER['REMOTE_HOST']))) {
+				logger('well_known: site not allowed. ' . $_SERVER['REMOTE_HOST']);
+				killme();
+			}
+	
+	
+			switch(argv(1)) {
+				case 'zot-info':
+					\App::$argc -= 1;
+					array_shift(\App::$argv);
+					\App::$argv[0] = 'zfinger';
+					$module = new \Zotlabs\Module\Zfinger();
+					$module->init();
+					break;
+	
+				case 'webfinger':
+					\App::$argc -= 1;
+					array_shift(\App::$argv);
+					\App::$argv[0] = 'wfinger';
+					$module = new \Zotlabs\Module\Wfinger();
+					$module->init();
+					break;
+	
+				case 'host-meta':
+					\App::$argc -= 1;
+					array_shift(\App::$argv);
+					\App::$argv[0] = 'hostxrd';
+					$module = new \Zotlabs\Module\Hostxrd();
+					$module->init();
+					break;
+	
+				default:
+					if(file_exists(\App::$cmd)) {
+						echo file_get_contents(\App::$cmd); 
+						killme();
+					}
+					elseif(file_exists(\App::$cmd . '.php'))
+						require_once(\App::$cmd . '.php');
+					break;
+	
+			}
+		}
+	
+		http_status_exit(404);
+	}
+}
diff --git a/Zotlabs/Module/Wfinger.php b/Zotlabs/Module/Wfinger.php
new file mode 100644
index 000000000..fa1e11518
--- /dev/null
+++ b/Zotlabs/Module/Wfinger.php
@@ -0,0 +1,140 @@
+<?php
+namespace Zotlabs\Module;
+
+require_once('include/zot.php');
+
+
+class Wfinger extends \Zotlabs\Web\Controller {
+
+	function init() {
+	
+		$result = array();
+	
+		$scheme = '';
+	
+		if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS'])
+			$scheme = 'https';
+		elseif(x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443))
+			$scheme = 'https';
+	
+		$zot = intval($_REQUEST['zot']);
+	
+		if(($scheme !== 'https') && (! $zot)) {
+			header($_SERVER["SERVER_PROTOCOL"] . ' ' . 500 . ' ' . 'Webfinger requires HTTPS');
+			killme();
+		}
+	
+	
+		$resource = $_REQUEST['resource'];
+		logger('webfinger: ' . $resource,LOGGER_DEBUG);
+	
+		$r = null;
+	
+		if($resource) {
+	
+			if(strpos($resource,'acct:') === 0) {
+				$channel = str_replace('acct:','',$resource);
+				if(strpos($channel,'@') !== false) {
+					$host = substr($channel,strpos($channel,'@')+1);
+					if(strcasecmp($host,\App::get_hostname())) {
+						goaway('https://' . $host . '/.well-known/webfinger?f=&resource=' . $resource . (($zot) ? '&zot=' . $zot : ''));
+					}
+					$channel = substr($channel,0,strpos($channel,'@'));
+				}		
+			}
+			if(strpos($resource,'http') === 0) {
+				$channel = str_replace('~','',basename($resource));
+			}
+	
+			$r = q("select * from channel left join xchan on channel_hash = xchan_hash 
+				where channel_address = '%s' limit 1",
+				dbesc($channel)
+			);
+	
+		}
+	
+		header('Access-Control-Allow-Origin: *');
+	
+	
+		if($resource && $r) {
+	
+			$h = q("select hubloc_addr from hubloc where hubloc_hash = '%s' and hubloc_deleted = 0",
+				dbesc($r[0]['channel_hash'])
+			);
+	
+			$result['subject'] = $resource;
+	
+			$aliases = array(
+				z_root() . '/channel/' . $r[0]['channel_address'],
+				z_root() . '/~' . $r[0]['channel_address']
+			);
+	
+			if($h) {
+				foreach($h as $hh) {
+					$aliases[] = 'acct:' . $hh['hubloc_addr'];
+				}
+			}
+	
+			$result['aliases'] = array();
+	
+			$result['properties'] = array(
+					'http://webfinger.net/ns/name' => $r[0]['channel_name'],
+					'http://xmlns.com/foaf/0.1/name' => $r[0]['channel_name']
+			);
+	
+			foreach($aliases as $alias) 
+				if($alias != $resource)
+					$result['aliases'][] = $alias;
+	
+			$result['links'] = array(
+	
+				array(
+					'rel' => 'http://webfinger.net/rel/avatar',
+					'type' => $r[0]['xchan_photo_mimetype'],
+					'href' => $r[0]['xchan_photo_l']	
+				),
+	
+				array(
+					'rel' => 'http://webfinger.net/rel/profile-page',
+					'href' => z_root() . '/profile/' . $r[0]['channel_address'],
+				),
+	
+				array(
+					'rel' => 'http://webfinger.net/rel/blog',
+					'href' => z_root() . '/channel/' . $r[0]['channel_address'],
+				),
+	
+				array(
+					'rel' => 'http://ostatus.org/schema/1.0/subscribe',
+					'template' => z_root() . '/follow/url={uri}',
+				),
+	
+				array(
+					'rel' => 'http://purl.org/zot/protocol',
+					'href' => z_root() . '/.well-known/zot-info' . '?address=' . $r[0]['xchan_addr'],
+				),
+	
+				array(
+					'rel' => 'magic-public-key',
+					'href' => 'data:application/magic-public-key,' . salmon_key($r[0]['channel_pubkey']),
+				)
+			);
+	
+			if($zot) {
+				// get a zotinfo packet and return it with webfinger
+				$result['zot'] = zotinfo(array('address' => $r[0]['xchan_addr']));
+			}
+		}
+		else {
+			header($_SERVER["SERVER_PROTOCOL"] . ' ' . 400 . ' ' . 'Bad Request');
+			killme();
+		}
+	
+		$arr = array('channel' => $r[0], 'request' => $_REQUEST, 'result' => $result);
+		call_hooks('webfinger',$arr);
+	
+		json_return_and_die($arr['result'],'application/jrd+json');
+	
+	}
+	
+}
diff --git a/Zotlabs/Module/Zfinger.php b/Zotlabs/Module/Zfinger.php
new file mode 100644
index 000000000..2ff605fc9
--- /dev/null
+++ b/Zotlabs/Module/Zfinger.php
@@ -0,0 +1,18 @@
+<?php
+namespace Zotlabs\Module;
+
+
+class Zfinger extends \Zotlabs\Web\Controller {
+
+	function init() {
+	
+		require_once('include/zot.php');
+		require_once('include/crypto.php');
+	
+	
+		$x = zotinfo($_REQUEST);
+		json_return_and_die($x);
+	
+	}
+	
+}
-- 
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